The Straight Line Graph
VRINDA SOBTI
IBDP Year 1
IBDP Year 1
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CONTENTSLoading...
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0306
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1618
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INTRODUCTIONLoading...
What are linear graphs?Loading...
Linear graphs can be represented as straight lines. The word linear itself means straight line! A linear graph is a straight line graph that is plotted on a Cartesian plane with x and y axis.Equation of a straight line graph is
y = mx + c
Linear vs Non-Linear Graphs
Fig 1
Fig 1.1
Linear Graph
Non-Linear Graph
Basics
Key features of straight line graphs.
Fig 2
GRADIENT OF A GRAPH!
Fig 3
Fig 3.1
Parallel line graph
Perpendicular line graph
Fig 4
Gradient of parallel lines
Parallel line graphs ALWAYS have the SAME gradient!
Hence, the formula is m1= m2
Hence, the formula is m1= m2